The 1st Hussars Museum, alongside the 1st Hussars Regiment and the 1st Hussars Cavalry Troop (with horses), will describe and illustrate the many uniforms that the regiment has worn over the 150 years of its history. Tour guides, along with members of the Cavalry Troop and Regiment, will explain how and why the uniforms have changed over time.

Join the ACO London in a theatrical walking tour featuring costumed actors at downtown locations. All scenes – inspired by this year’s Doors Open London theme of Designing the Forest City – depict a different time in the city’s history, from the 1800s to the 1930s. Register 30 minutes before each tour begins, either inside or outside the museum, depending on weather.

Through self-guided tours with commentary from experienced guides, visitors are introduced to the life of a national hero who is often overshadowed by his discovery of insulin. Their latest installation, I’m a Fat Boy Now, commemorates Insulin100 and the impact of insulin through the prism of Banting’s last surviving patient. Visitors can view this alongside other notable exhibits.

The Brain and Mind Institute provides a centralized presence for cognitive neuroscience at Western University. Researchers here aim to understand the functions of the brain and use powerful imaging tools to see it at work. During Doors Open, there will be short public lectures on topics in cognitive neuroscience, engaging demonstrations and brain-related games, and tours of the research facilities.

Tour through one of London's oldest pioneer cemeteries. Become familiar with 200 years of London design and craftsmanship as exhibited in the over 300 gravestones created by local stonemasons. Learn of the lives, occupations and values of our forebears and the significance of various carvings and epitaphs. You will also learn about restoration techniques and design history.

Stand amid the laureates in the portrait gallery and learn about their achievements by watching tribute videos or reading the Hall of Fame plaques of 149 Canadians’ contributions to medicine and health care in Canada and internationally. Explore exhibits featuring ground-breaking medical discoveries. Activities for kids include scavenger hunts and puzzles to highlight the importance of teamwork.

Come and experience firsthand an Ontario heritage building as a living, breathing piece of history. Visitors will delight in a tour of this artists' studio and gallery, as well as participate in a fun and creative workshop. They can relate their untold stories as they create cards that reflect their lives, experiences and varied backgrounds.

Transforming our community into a beacon of accessibility and inclusion, Londoners share information at the CNIB London Community Hub while they live, play, work, learn and use tech. Can you decode the braille message? Do you want to try an adapted sport? Do you want to learn about guide dogs or other forms of accessibility? Join us at the hub!

Activities here during Doors Open will include guided tours with a focus on the architecture and its significance to the library and London itself, as well as a tour of the Archives and Research Collections Centre and the Map and Data Centre. Participants can interact with items from the archives, learn more from special collections staff, and create map-themed crafts.

Learn more about Western's renowned opera program, and what it takes to design and produce stunning sets and costumes for two fully staged opera productions each year at the Don Wright Music Faculty. Join a student-led tour to learn more about Western Music's uniquely designed facilities and watch Western's adult community concert band – New Horizons Band – rehearse.

Virtually unchanged since the 19th century, Eldon House is London’s oldest residence – containing family heirlooms, furnishings and priceless treasures from the Harris Family. Interpreters will explore the unique design elements of historical Eldon House. Visitors may take part in self-guided tours of the house and grounds and enjoy outdoor activities, including classic Victorian lawn games for families and children.

Visit Fanshawe Pioneer Village and learn about how homes and rural buildings were made in the past. Try your hand at making a miniature log barn, learn about what tools were available for the early settlers, and how their homes changed over 100 years of history. Spend a day and experience a century at Fanshawe Pioneer Village.

Grosvenor Lodge is a farmhouse turned museum located near Western University. It is two storeys tall and features beautiful stained glass and gardens. Visitors will be given a tour of the building by an experienced guide and will explore its unique design features and learn about its architectural history. Children will have the opportunity to participate in a scavenger hunt!

Get to know the Hamilton Road Business Improvement Area and its architectural history. Morning and afternoon bus tours will be available of the entire Tree Trunk Tour, showcasing 26 sculptures. Walking tours will cover from Egerton Street to Rectory Street, and will include stops and stories at eight separate sculptures along with the buildings and history in between.

Come visit HDR London’s architectural design studio to tour an architectural practice and talk to team members about architecture and design. Also, take a virtual tour of some completed and in progress projects. Visiting children will have the opportunity to participate in a block tower building competition. The tallest tower over the course of the weekend will win a prize!

Opened in 1940, The Hume Cronyn Memorial Observatory houses three telescopes and a wealth of scientific heritage. They will be giving tours of the beautifully restored observatory, showcasing some of the amazing historical artifacts and spaces, and offering cool, live science demonstrations. If the skies are clear, they will also show off objects in the night sky through telescopes.

The Garvey Building, today known as Innovation Works, was built in 1910 as a storage warehouse. It has housed everything from cereal to finance to fitness. Today, this building supports over 200 organizations invested in positive community impact. Hear stories inspired by this space and contribute to a collaborative art piece that will share your story in the Forest City.

Tour guides are available for exhibits both inside the museum and outside in the hangar. Sit in the cockpit of a Dash mock-up, have your picture taken in a T33 (for a small donation), and see Cold War jets up close. A 25-minute flight can be scheduled for “pilots” aged 10 and over in the “sim room” for $5.

Join the Upper Thames River Conservation Authority staff, members of London's Environmental and Ecological Planning Advisory Committee, and community volunteers to explore the amazing environment of the Kilally Meadows Environmentally Significant Area. There will be experts on hand to share information about some of the unique features of this area. Staff will also have child-friendly nature activities!

What if cities were designed by children? Young visitors here will have the opportunity to contribute their unique perspectives on what makes somewhere a good place to live. By building a collaborative cardboard city and engaging in hands-on programming, children will bring their own design ideas to life. Visitors can also explore the London Children’s Museum’s nine immersive exhibits.

The No. 4 Fire Station was built in the early 1900s. Join a retired fire officer on a guided tour of this facility. Take a tour of Engine No. 4 with the in-service crew. Learn fire-safety information from Public Fire and Life Safety Educators and Fire Prevention Inspectors. Children who attend will receive fire safety colouring books and stickers.

The Forest City London Music Awards curates Canada’s only city-specific music hall of fame. The London Music Hall of Fame displays profiles and biographies of inductees alongside musical treasures, such as Big Band-era artifacts from Guy Lombardo’s Royal Canadians. The London Music Hall of Fame will also provide special performances by some of the area’s most-loved musicians.

Built in the first half of the 20th century, the London Muslim Mosque is the oldest mosque in Ontario and the oldest operating mosque in Canada. It caters to the needs of a diverse Muslim community. For Doors Open, members of the mosque will showcase hijab wrapping, apply henna and lead a workshop on writing visitors’ names in Arabic.

Explore the Medway Valley Heritage Forest! The steep valley provides an oasis for nature in the city. We will have a team of Upper Thames River Conservation Authority staff and members of London's Environmental and Ecological Planning Advisory Committee to share knowledge and interesting features about this area. There will also be child-friendly activities for families with young children.

During Doors Open, visitors will be given guided tours of exhibits about London’s rich artistic and cultural heritage. Enjoy hands-on interactives for the whole family. On Sunday, Museum London will be hosting a closing reception for the summer exhibition Margaux Williamson: Interiors, on tour from the McMichael Canadian Collection. The artist and exhibition curator, Jessica Bradley, will be in attendance.